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Finding the Fourth Proportional to 34,658.77, 47,842.06 and 26,986.87

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Solution

The fourth proportional to 34,658.77, 47,842.06 and 26,986.87 is: 37,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,658.77 : 47,842.06 = 26,986.87 : x
  2. Step 2: Convert to fraction form
    34,658.77/47,842.06 = 26,986.87/x
  3. Step 3: Cross multiply
    34,658.77x = 47,842.06 × 26,986.87
  4. Step 4: Simplify right side
    34,658.77x = 1,291,107,453.75
  5. Step 5: Solve for x
    x = 1,291,107,453.75/34,658.77
  6. Step 6: Final answer
    x = 37,251.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.